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Which of the following are the harmful environmental effects of Oxides of Nitrogen? 1. It damages the leaves of plants and retard the rate of photosynthesis. 2. It is toxic to living tissues also. 3. It is harmful to various textile fibres and metals. 4. It contributes to the eutrophication in lakes and coastal areas, impacting fisheries and drinking water quality. Select the correct answer code:
A man purchased 'X' to use it as fuel for cooking. What qualities 'X' should possess to be used as a fuel? A) Low ignition temperature and cheap.  B) High calorific values and low ignition temperature.  C) Moderate calorific value and non-toxic. D) Moderate Ignition temperature and cheap. E) Low calorific value and non-toxic.
Consider the given statements to be true even if they seem to be at variance with the commonly known facts and decide which of the given conclusions logically follow(s) from the statements. Statements: I. All covers are plastic. II. All plastic are toxic. Conclusions: All plastic are covers. All toxic are covers.
In the following question, two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements. Statement I: No green is toxic. Statement II: Some chemicals are green. Conclusion I: Some chemicals are toxic. Conclusion II: Some green are chemicals.
Toxic : Harmful :: ? :?
Water pollution occurs when harmful substances like microorganisms contaminate a water body degrading the water quality and rendering it toxic to humans or for the environment. Which one of the following diseases is NOT due to the contamination of water?
Water pollution occurs when harmful substances like microorganisms contaminate a water body degrading the water quality and rendering it toxic to humans or the environment. Which one of the following diseases is NOT due to contamination of water?
The harmful toxic compound that is present in cosmetics is _____________
The harmful toxic compounds from the environment gets deposited in an organism within _____________
The harmful toxic compounds get accumulated within the first organism in the ___________